Home / 106,889,529.60-160,428,772.80-91,584,028.80

Finding the Fourth Proportional to 106,889,529.60, 160,428,772.80 and 91,584,028.80

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Solution

The fourth proportional to 106,889,529.60, 160,428,772.80 and 91,584,028.80 is: 137,456,993.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,889,529.60 : 160,428,772.80 = 91,584,028.80 : x
  2. Step 2: Convert to fraction form
    106,889,529.60/160,428,772.80 = 91,584,028.80/x
  3. Step 3: Cross multiply
    106,889,529.60x = 160,428,772.80 × 91,584,028.80
  4. Step 4: Simplify right side
    106,889,529.60x = 14,692,713,348,463,858
  5. Step 5: Solve for x
    x = 14,692,713,348,463,858/106,889,529.60
  6. Step 6: Final answer
    x = 137,456,993.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.